[INFO] cloning repository https://github.com/mierz00/torrenter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mierz00/torrenter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmierz00%2Ftorrenter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmierz00%2Ftorrenter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9d9465d6519bc4f30e663aecebf19d29261356f
[INFO] checking mierz00/torrenter against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmierz00%2Ftorrenter" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mierz00/torrenter on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mierz00/torrenter
[INFO] finished tweaking git repo https://github.com/mierz00/torrenter
[INFO] tweaked toml for git repo https://github.com/mierz00/torrenter written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mierz00/torrenter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_bencode v0.2.2
[INFO] [stderr]   Downloaded bytebuffer v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd747e159484938e6c55be59f52e5d971c99672d520ae0390f0feb027017d783
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd747e159484938e6c55be59f52e5d971c99672d520ae0390f0feb027017d783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd747e159484938e6c55be59f52e5d971c99672d520ae0390f0feb027017d783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd747e159484938e6c55be59f52e5d971c99672d520ae0390f0feb027017d783", kill_on_drop: false }`
[INFO] [stdout] fd747e159484938e6c55be59f52e5d971c99672d520ae0390f0feb027017d783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379dded61a48153c93af9752244686ff32836ec07689ee71d9bb6a8c92a40b51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "379dded61a48153c93af9752244686ff32836ec07689ee71d9bb6a8c92a40b51", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bytebuffer v0.2.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking serde_bencode v0.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking torrenter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/download.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::messages::build_peer_handshake`
[INFO] [stdout]  --> src/download.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::messages::build_peer_handshake;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::Peer`
[INFO] [stdout]  --> src/download.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::utils::Peer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/download.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::messages::build_peer_handshake`
[INFO] [stdout]  --> src/download.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::messages::build_peer_handshake;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::Peer`
[INFO] [stdout]  --> src/download.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::utils::Peer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RequestPayload`
[INFO] [stdout]  --> src/messages.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RequestPayload {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PiecePayload`
[INFO] [stdout]  --> src/messages.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct PiecePayload {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_keep_alive`
[INFO] [stdout]   --> src/messages.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn build_keep_alive() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_choke`
[INFO] [stdout]   --> src/messages.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn build_choke() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_unchoke`
[INFO] [stdout]   --> src/messages.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn build_unchoke() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_not_interested`
[INFO] [stdout]   --> src/messages.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn build_not_interested() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_have`
[INFO] [stdout]    --> src/messages.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn build_have(piece_index: u32) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_bitfield`
[INFO] [stdout]    --> src/messages.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn build_bitfield(bitfield: &ByteBuffer) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_request`
[INFO] [stdout]    --> src/messages.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn build_request(payload: RequestPayload) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_piece`
[INFO] [stdout]    --> src/messages.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn build_piece(payload: PiecePayload) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_cancel`
[INFO] [stdout]    --> src/messages.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn build_cancel(payload: RequestPayload) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_port`
[INFO] [stdout]    --> src/messages.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn build_port(port: u16) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RequestPayload`
[INFO] [stdout]  --> src/messages.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RequestPayload {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PiecePayload`
[INFO] [stdout]  --> src/messages.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct PiecePayload {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_keep_alive`
[INFO] [stdout]   --> src/messages.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn build_keep_alive() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_choke`
[INFO] [stdout]   --> src/messages.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn build_choke() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_unchoke`
[INFO] [stdout]   --> src/messages.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn build_unchoke() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_not_interested`
[INFO] [stdout]   --> src/messages.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn build_not_interested() -> ByteBuffer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_have`
[INFO] [stdout]    --> src/messages.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn build_have(piece_index: u32) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_bitfield`
[INFO] [stdout]    --> src/messages.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn build_bitfield(bitfield: &ByteBuffer) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_request`
[INFO] [stdout]    --> src/messages.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn build_request(payload: RequestPayload) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_piece`
[INFO] [stdout]    --> src/messages.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn build_piece(payload: PiecePayload) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_cancel`
[INFO] [stdout]    --> src/messages.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub fn build_cancel(payload: RequestPayload) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_port`
[INFO] [stdout]    --> src/messages.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn build_port(port: u16) -> ByteBuffer {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.36s
[INFO] running `Command { std: "docker" "inspect" "379dded61a48153c93af9752244686ff32836ec07689ee71d9bb6a8c92a40b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379dded61a48153c93af9752244686ff32836ec07689ee71d9bb6a8c92a40b51", kill_on_drop: false }`
[INFO] [stdout] 379dded61a48153c93af9752244686ff32836ec07689ee71d9bb6a8c92a40b51